Jazz variation (5)
I believe the answer is:
bebop
<span class="explanation-format__ClueExplanation">'<span class="explanation-format__original">jazz variation</span>' is the definition.<br/ ><span class="explanation-format__explanation">(I've seen this in another clue)</span><br/ ><br/ >This is the entire clue.<br/ ></span>
(Other definitions for bebop that I've seen before include "Jazzy music style" , "Fast, complex jazz" , "1940s' form of modern jazz" , "kind of jazz" , "Jazz genre" .)